package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import org.apache.ibatis.annotations.Delete;
import org.springframework.cache.annotation.CacheEvict;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.util.List;
import java.util.Set;

@RestController
@Api(tags = "菜品相关接口")
@RequestMapping("/admin/dish")
public class DishController {
    @Resource
    private DishService dishService;
    @Resource
    private RedisTemplate redisTemplate;
    @PostMapping
    @ApiOperation("新增接口")
    @CacheEvict(cacheNames = "dishCache",key = "#dishDTO.categoryId")
    public Result save(@RequestBody DishDTO dishDTO){
        dishService.saveWithFlavor(dishDTO);
//        String key="dish_"+dishDTO.getCategoryId();
//        cleanCache(key);
        return Result.success();
    }
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
       PageResult pageResult= dishService.pageQuery(dishPageQueryDTO);
       return Result.success(pageResult);
    }
    @DeleteMapping
    @ApiOperation("菜品的批量删除")
    @CacheEvict(cacheNames = "dishCache",allEntries = true)
    public Result delete(@RequestParam List<Long> ids){
        dishService.deleteBatch(ids);

        return Result.success();
    }
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id){
        DishVO dishVO=dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }
    @PutMapping
    @ApiOperation("修改菜品")
    @CacheEvict(cacheNames = "dishCache",allEntries = true)
    public Result update(@RequestBody DishDTO dishDTO){
        dishService.updateWithFlavor(dishDTO);
        return Result.success();
    }
    /**
     * 根据分类id查询菜品
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }

    /**
     * 菜品起售停售
     * @param status
     * @param id
     * @return
     */
    @PostMapping("/status/{status}")
    @ApiOperation("菜品起售停售")
    @CacheEvict(cacheNames = "dishCache",allEntries = true)
    public Result<String> startOrStop(@PathVariable Integer status, Long id){
        dishService.startOrStop(status,id);
        return Result.success();
    }

    private void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
